package jdbc;

import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;

/**
 * 根据用户id删除指定用户
 */
public class JDBCDemo4 {
    public static void main(String[] args) {
        //删除id为1的用户信息
        try(
                Connection connection = DBUtil.getConnection()
        ){
            Statement statement = connection.createStatement();

            String sql = "DELETE FROM userinfo " +
                    "WHERE id=1";
            int num = statement.executeUpdate(sql);
            System.out.println(num > 0 ? "删除成功" : "删除失败");

        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
